Seagate ST94019A Momentus 4200 Product Manual - Page 16
Recording and interface technology, Physical characteristics - ultra ata
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2.5 Recording and interface technology Technology Interface Recording method Recording density BPI (bits/inch max) Track density TPI (tracks/inch max) Areal density (Mbits/inch2 max) Spindle speed (RPM) (± 0.2%) Internal data-transfer rate OD (Mbytes/sec max) Sustained data transfer rate OD (Mbytes/sec max) I/O data-transfer rate (Mbytes/sec max) Interleave Cache buffer ST94019A, ST93015A and ST92014A Specification Parallel ATA RLL 0,11 642,000 (ST94019A and ST92014A) 577,000 (ST93015A) 100,780 65 (ST94019A and ST92014A) 58 (ST93015A) 4,200 class performance (spin speed actually 5,400 RPM) 48.25 (ST94019A and ST92014A) 46.05 (ST93015A) 31.0 100 (Ultra DMA mode 5) 1:1 2 Mbytes (2,048 kbytes) 2.6 Physical characteristics Height Width Length Typical weight (mm) (inches) (mm) (inches) (mm) (inches) (grams) (pounds) 9.5 +/-0.2 0.374 +/-0.0078 69.85 +/-0.25 2.75 +/-0.0098 100.2 +/-0.25 3.945 +/-0.0098 99 0.218 6 Momentus 42 Product Manual, Rev. A